National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Overcast

76°F

24°C

Humidity 88%
Wind Speed E 5 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 16 Aug 4:54 am EDT
Extended Forecast for

Philadelphia PA

  • Today

    Today: Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers after 2pm. Partly sunny, with a high near 79. Northeast wind around 10 mph. Chance of precipitation is 20%.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph.
Tonight
Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers after 2pm. Partly sunny, with a high near 79. Northeast wind around 10 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Philadelphia PA
 39.94°N 75.19°W (Elev. 59 ft)
Last Update:
4:12 am EDT Aug 16, 2025
Forecast Valid:
5am EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation